Probability that at least two out of the three
The probability that a person in the United States has type O+ blood is 38%. Three unrelated Americans are selected at random. What is the probability that at least two out of the three have blood type O+.
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Gold can be hammered into extremely thin sheets called gold leaf. If a 208-mg piece of gold (density = 19.32 g/cm3) is hammered into a sheet measuring 2.4 multiplied by 1.0 ft, what is the average thickness of the sheet in meters?
Calculate the maximum force constant of the spring k_max that can be used in order to meet the design criteria.
When a survey calls residential telephone numbers at random, only 24% of the calls reach a live person. You watch the random dialing machine make 20 calls.
The Ferrari laps that Porsche after the Porsche has completed 9 laps. If the speed of the Ferrari has been 10km/h less, the Porsche would have traveled 18 laps before being overtaken. What were the speeds of the two cars?
A platinum resistance thermometer has resistances of 170.0 when placed in a 0°C ice bath and 244.8 when immersed in a crucible containing a melting substance. What is the melting point of this substance? (Hint: First determine the resistance o
An inspector is looking for nonconforming wells in the gasolinepipeline between Phoenix and Tucson. The probability that oneparticular weld will be defective is 0.01. The inspector isdetermined to keep working until finding three defective welds.
A sample of propane (c3h8) is placed in a closed vessel together with an amount of O2 that is 2.50 times the amount needed to completely oxidize the propane to CO2 and h20 at constant temperature.
The mode of a discrete random variable X with p.m.f. p(x) is that value x* for which p(x) is largest (the most probable x value). Consider X { # failures before 1st success}, distributed geometric(p). Determine the mode of this distribution.
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What passions, goals, or obsessions are most dominant in Malcolm X? How have these cardinal traits contributed to this individual's motivations
Which one of the following is NOT a method supported in the guidance tradition for use in solution-orientation with children?
What do the decision making models of Keith-Spiegel and Koocher have in common with the Canadian Psychological Association's model?
Surveys are all around us- a product review from after an online purchase. Think about a time when you participated in a survey or questionnaire.
recommendation treatment plan for a 34 years old male with diagnosis of Attention-deficit hyperactivity disorder, combined type Current Meds
Attachment Theory studies how caregivers bond with children through emotional connections which shapes their social and emotional growth.
Explain what growth mindset means. Discuss why having a growth mindset might be important when responding to a challenge or barrier.